UpDATE
CONTENT - You can have the easy ability to update parts of your website
without having to have
any expensive software, or having to know how to edit sites
(you could have this ability from a web browser anywhere in the world).
You can even have a catalog online or a calendar you can update.

LESS
SPAM - Give your potential and current customers a way to email you
from your
website without making your email address open and visible for SPAM
harvesters to capture.